问题描述:
(急!在线等)用lingo 10.0建模时出现以下错误:invalid input.A syntax error has occured.
代码如下:
MODEL:
DATA:
M=1;
ENDDATA
min=(13.6+1000*M)*x1+(12.45+800*M)*x2+(12.3+800*M)*x3+(10.15+1000*M)*x4; 目标函数;
x1=10;
x1+x2=25;
x1+x2+x3=50;
x1+x2+x3+x4=70;
@GIN(x1);@GIN(x2);@GIN(x3);@GIN(x4);!指定产品件数为整数;
END;
代码如下:
MODEL:
DATA:
M=1;
ENDDATA
min=(13.6+1000*M)*x1+(12.45+800*M)*x2+(12.3+800*M)*x3+(10.15+1000*M)*x4; 目标函数;
x1=10;
x1+x2=25;
x1+x2+x3=50;
x1+x2+x3+x4=70;
@GIN(x1);@GIN(x2);@GIN(x3);@GIN(x4);!指定产品件数为整数;
END;
问题解答:
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